CNAE BrazilClass

CNAE Brazil 37.01-1—Wastewater network management

Class · Classificação Nacional de Atividades Econômicas (2.3 (2025))

Where 37.01-1 sits

  1. E Water, sewage, waste management activities and decontamination
  2. 37 Sewage and related activities
  3. 37.0 Sewage and related activities
  4. 37.01-1 Wastewater network management

Contains 1 narrower code

What 37.01-1 includes

  • The collection and transport of domestic or industrial sewage and rainwater through sewer networks, tanks, and other means of transport (e.g., sewage trucks)
  • The management of domestic or industrial sewage and rainwater networks
  • The operation of wastewater treatment plants (WWTPs)
  • Wastewater treatment through physical, chemical and biological processes, such as: dilution, selection, filtration, sedimentation, etc
  • Wastewater treatment from industries for pollution prevention

What 37.01-1 excludes

  • The collection, treatment and distribution of water (36.00-6)
  • Decontamination and cleaning of surface waters - due to accidental contamination, for example - by collecting pollutants or applying chemicals (39.00-5)
  • Construction, maintenance and repair of sewer networks (42.22-7)
  • Note: By convention, units that jointly operate the intake, treatment and distribution of water and the collection and treatment of sewage are classified in class (36.00-6).

37.01-1 in other systems

ATECOItaly
HSICHong Kong
ISICUnited Nations (global)
MSICMalaysia
NACEEuropean Union
NAICS CanadaCanada
NOGASwitzerland
SICUnited States (legacy)
SNISweden
SSICSingapore
UK SICUnited Kingdom
WZGermany

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